What is Paraiba stone?

Paraiba stone is a Tourmaline known for its bright neon colours. The colour ranges from blue to green, and all just as bright as the last. Because of this the colour of the gemstone is important when valuing it. The beautiful stone got its name from the region in Brazil in which it was first discovered.

What is Paraiba investment?

Paraiba is the name of an investment program of the Unique Private Bank. This bank claims to be a global financial institution that delivers tailor-made solutions for companies and individuals.

Are all Paraiba tourmalines heated?

Most ‘Paraiba-type’ tourmalines from this source are declared to be heat-treated stones, especially those having purplish blue shade.

What is Paraiba Brazil known for?

Paraíba is most populated along the Atlantic coast, which extends as far as Ponta do Seixas, the easternmost point of the Americas. The state is a tourist and industrial hotspot; it is known for its cultural heritage, amenable climate and geographical features, ranging from the seaside beaches to the Borborema Plateau.

What is a Paraíba?

In 1999, before the Nigerian discoveries, the World Jewellery Confederation (CIBJO) modified their rules, allowing “paraíba” as a valid trade name. Traditionally, minerals often receive their name as a reference to the place where they were first encountered, so calling all the copper-bearing elbaite tourmalines “paraíba” was easily accepted.

What is paraiba tourmaline?

The term “paraiba tourmaline” may now refer to gems found in Brazil, Nigeria, and Mozambique that contain copper and have the characteristic blue-green color. Tambaba beach.

How to identify the difference between Paraíba and elbaite?

So, if you find an elbaite tourmaline with a saturation level of 5 or higher, you most likely have a paraíba. On the other hand, if you have an elbaite with paraíba colors but a saturation of 4, you have to prove that it has copper content. A spectroscope reading will distinguish some of these gems.

What is the economy like in Paraíba?

The Paraíba economy is largely based upon the making of shoes and other leather products, the raising of cattle for beef, and sugarcane, corn. Though historically sugarcane has dominated the Paraíba agricultural sector, pineapple, corn, and beans cultivation are also widespread.